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re PR lto/45667 (ICE: verify_stmts failed: type mismatch in address expression with -flto)

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2010-10-20  Richard Guenther  <rguenther@suse.de>

	PR lto/45667
	* lto-streamer-out.c (output_gimple_stmt): Fix typo.
	* tree-cfg.c (verify_gimple_call): Properly get the call fndecl.
	(verify_gimple_assign_single): Disable ADDR_EXPR type check
	when in LTO.

	* g++.dg/lto/20101020-1_0.h: New testcase.
	* g++.dg/lto/20101020-1_0.C: Likewise.
	* g++.dg/lto/20101020-1_1.C: Likewise.

From-SVN: r165725
This commit is contained in:
Richard Guenther 2010-10-20 14:11:06 +00:00 committed by Richard Biener
parent 519345901b
commit 1b0e380257
7 changed files with 66 additions and 4 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2010-10-20 Richard Guenther <rguenther@suse.de>
PR lto/45667
* lto-streamer-out.c (output_gimple_stmt): Fix typo.
* tree-cfg.c (verify_gimple_call): Properly get the call fndecl.
(verify_gimple_assign_single): Disable ADDR_EXPR type check
when in LTO.
2010-10-20 Vladimir Makarov <vmakarov@redhat.com>
PR fortran/42169

2
gcc/lto-streamer-out.c
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@ -1763,7 +1763,7 @@ output_gimple_stmt (struct output_block *ob, gimple stmt)
if (op)
{
tree *basep = &op;
if (handled_component_p (*basep))
while (handled_component_p (*basep))
basep = &TREE_OPERAND (*basep, 0);
if (TREE_CODE (*basep) == VAR_DECL
&& !auto_var_in_fn_p (*basep, current_function_decl))

7
gcc/testsuite/ChangeLog
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@ -1,3 +1,10 @@
2010-10-20 Richard Guenther <rguenther@suse.de>
PR lto/45667
* g++.dg/lto/20101020-1_0.h: New testcase.
* g++.dg/lto/20101020-1_0.C: Likewise.
* g++.dg/lto/20101020-1_1.C: Likewise.
2010-10-20 Dmitry Melnik <dm@ispras.ru>
* gcc.dg/20101013-1.c: New test.

8
gcc/testsuite/g++.dg/lto/20101020-1_0.C Normal file
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@ -0,0 +1,8 @@
// { dg-lto-do link }
#include "20101020-1_0.h"
A::A ()
{
foo (&A::bar);
}
int main() { return 0; }

23
gcc/testsuite/g++.dg/lto/20101020-1_0.h Normal file
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@ -0,0 +1,23 @@
struct A;
typedef void (A::*Am1) (void *);
typedef void (A::*Am2) ();
struct B
{
Am2 am2;
};
struct A
{
A ();
struct B b;
struct C *c;
struct D *d;
void foo (Am1);
void bar (void *);
};
struct C
{
};

11
gcc/testsuite/g++.dg/lto/20101020-1_1.C Normal file
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@ -0,0 +1,11 @@
#include "20101020-1_0.h"
struct D
{
};
void A::bar (void *)
{
}
void A::foo (Am1)
{
}

11
gcc/tree-cfg.c
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@ -3107,8 +3107,7 @@ verify_gimple_call (gimple stmt)
call, and the decl should have DECL_STATIC_CHAIN set. */
if (gimple_call_chain (stmt))
{
if (TREE_CODE (fn) != ADDR_EXPR
|| TREE_CODE (TREE_OPERAND (fn, 0)) != FUNCTION_DECL)
if (!gimple_call_fndecl (stmt))
{
error ("static chain in indirect gimple call");
return true;
@ -3698,7 +3697,13 @@ verify_gimple_assign_single (gimple stmt)
return true;
}
if (!types_compatible_p (TREE_TYPE (op), TREE_TYPE (TREE_TYPE (rhs1)))
/* Technically there is no longer a need for matching types, but
gimple hygiene asks for this check. In LTO we can end up
combining incompatible units and thus end up with addresses
of globals that change their type to a common one. */
if (!in_lto_p
&& !types_compatible_p (TREE_TYPE (op),
TREE_TYPE (TREE_TYPE (rhs1)))
&& !one_pointer_to_useless_type_conversion_p (TREE_TYPE (rhs1),
TREE_TYPE (op)))
{